OpenTechnical

OT-2026-000031270

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000031270) never changes.

Identity and time

Publication numberOT-2026-000031270 · never reused
Internal UUID01a0ae74-87ac-718e-bd73-ff92286dacc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031270
StatusPUBLIC

Content hashes

Canonical text9abc0df250ba436af7d9e7c628ef82c234a5926a55fab82a371e76522627dd65
Markdownc7a047641a9d15a7e35c2af5b43bbc38d9a299d78fa433aa691ebda65aac9541
PDF
Publication page74f6e9129486dd813f777eef9b050dcd5107dcca07900f4cf6ba18875e17ea2a
Manifest864f0cd73fb109a8a61938d56d23f39fe9d7b8347d760c1a62bc46906b727574

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturePiOGJrpXoNQdrkGGKXZUNdJRHQ0+si5xfPXvr7FI2UFDHThq4y7D1p1owkJu6fmjYP9hXZgPWbdrbIqfJpZhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:35:51.012474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031270
observed 74f6e9129486dd813f777eef9b050dcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.994755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031270/manifest.json
observed 864f0cd73fb109a8a61938d56d23f39f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.978025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031270/publication.md
observed c7a047641a9d15a7e35c2af5b43bbc38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:50.960217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031270/publication.txt
observed 9abc0df250ba436af7d9e7c628ef82c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.